﻿/*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.CodeDom.Compiler;
using System.Diagnostics;

namespace IvyOrm.Test
{
    /// <summary>
    /// Compiler Service
    /// </summary>
    static class CompilerService
    {
        public static dynamic CreateInstanceFromCode(string code)
        {
            CodeDomProvider provider = CodeDomProvider.CreateProvider("CSharp");
            var parameters = new CompilerParameters();
            parameters.ReferencedAssemblies.Add("IvyOrm.dll");
            var results = provider.CompileAssemblyFromSource(parameters,
                                        @"
                                        using IvyOrm;
                                        using System;
                                        namespace DynamicCompiled
                                        {
                                        " +
                                         code +
                                        @"
                                        }
                                        ");

            Debug.Assert(!results.Errors.HasErrors);

            var firstType = results.CompiledAssembly.GetTypes().First();
            return Activator.CreateInstance(firstType);
        }

    }
}
